package com.fanco.learn_datastruct_leetcode.designpattern.strategy;

public abstract class Duck {

	public Duck() {

	}

	public abstract void display();//��ʾѼ����Ϣ

	public void quack() {
		System.out.println("Ѽ�Ӹ¸½�~~");
	}

	public void swim() {
		System.out.println("Ѽ�ӻ���Ӿ~~");
	}

	public void fly() {
		System.out.println("Ѽ�ӻ����~~~");
	}

}
